body {
  margin: 0;
  padding: 0;
  background-color: #ffffff;
  font-size: 16px;
}

.bg-white{
  background-color: #ffffff;
}

.font-white{
  color: #ffffff;
}

.font12{
  font-size: 12px;
}

.fl{
  float: left;
}

.fr{
  float: right;
}

.clear{
  clear: both;
}
